Travelers have found it’s best to book a flight 31 days in advance to save up to 73% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 31 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from Ontario to Islip, New York 1-2 weeks in advance for as low as $398, or $543 for flights within the next 24 hours.
Flights from Ontario to Islip, New York lean towards being more expensive in December. Prices are generally better when you fly from Ontario to Islip, New York in September, with the cheapest ticket starting at $119.
When flying from Ontario to Islip, New York, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
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